Universal practice test, question 54 of 100

A 200-pound R-22 commercial refrigeration system received 30 pounds of refrigerant over the previous 365 days. Using the rolling average method, what is its leak rate, and must it be repaired under Part 82?

• A15 percent; no repair is required at the 20 percent rate
• B30 percent; repair is required
• C15 percent; repair is required because it exceeds the 10 percent rate
• D6.7 percent; no repair is required